964800:(30*16)-14*131=176
30*16=480
964800:480=2010
14*131=1834
2010-1834=176
57892÷41×4+64400÷280=5878
57892:41=1412
1412*4=5648
64400:280=230
5648+230=5878
20000-76×800÷19=16800
76*800=60800
60800:19=3200
20000-3200=16800
5600×48÷280+324764=325724
5600*48=268800
268800:280=960
960+324764=325724